some of paul's friends came up. and when they got here, of course you see what happened. >> we have got some clip here of paul walker's father, actually at the scene today getting very emotional. let's watch this. >> he -- i was proud of him every day of his life. he -- was always doing stuff for us. such big gestures. his heart was so big. >> made me sad, obviously, for all the family. and indeed, as many of the fans are around the world, there is an outpouring of grief. you said they intended to go out for about five minutes, how long had they been out when you saw them go past you seconds before the crash? >> it seemed like five minutes, but it was longer. they were gone about 20 minutes. >> and what were they doing? were they just testing the car, playing around with it? what would you describe the activity they were engaged in? >> they were just going around the block. they were just driving the car -- >> at what kind of speeds. >> test driving the car. >> it was kind of hard, when -- we had a highway patrolman